﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp4
{
    class xiaoshu:Father 
    {
        public double a;
        public double b;
        public override void xiangjia()
        {
            base.xiangjia();
            Console.WriteLine("两个整数相加的和为：" + (a + b));
        }
    }
}
